15 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sick Sinus Syndrome ... Regular Rhythm SVT ... Irregular Rhythm SVT ... Regular rhythm SVT ... Irregular rhythm SVT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Pheochromocytoma • Pulmonary ... : • SVT will have ... & termination: SVT ... vagal maneuvers: SVT-AVNRT ... #Palpitations #Cardiology
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
High CO / Low SVR ... Low CO / High SVR ... , Myocarditis, Arrhythmia ... • Obstructive: Pulmonary ... Abdominal compartment syndrome
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
MAP = CO x SVR ... failure, acute MI, arrhythmia ... • ↓ CO, ↑ SVR, ... findings based on cause ... anaphylaxis, release syndrome
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... Prepare • Full Set ... telemetry, 12-Lead EKG ... Tamponade - Pulmonary ... Terminate arrhythmia
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... bradycardia, Sick Sinus Syndrome ... Contractions (PVC ... #Differential #Diagnosis ... #Causes #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... finding) • Atrial Arrhythmia ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
syndromes (e.g. ... , long QT syndrome ... Differential Diagnosis ... #diagnosis #differential ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... (2) Sick Sinus Syndrome ... #EKG #diagnosis ... electrocardiogram #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
, SVR T as a compensatory ... low or normal SVR ... Ahmed Ghoneem, MD MSc ... artery #catheter #diagnosis ... #cardiology #swanganz